The dome-shaped tunnel has dimensions of 0.9m x 1.75m (Photo: VNA) |
The hall serves as a place for meetings, arts performance and movie screening (Photo: VNA) |
Information board for people living in the tunnel (Photo: VNA) |
During wartime, 16 children were born here (Photo: VNA) |
Rooms for 3-4 member families (Photo: VNA) |
Tourists explore the trench system (Photo: VNA) |
Trenches connect the tunnel doors (Photo: VNA) |
The complicated network of trenches surprise tourists (Photo: VNA) |
VNA